__author__"Victor Grivtsov"
# -*- coding: utf-8 -*-

# Work pause generator, beep on 45 min of hour and blocking keyboard and mouse
# and unblocking after 15 minutes
import sys
import time
from ctypes import * # windll.user32 , win32con need use for mouse_events
import win32api

def timer():
    while True:
        minutes = (time.strftime('%M'))
        while minutes != '45':
            sys.stdout.write(time.strftime('\r%M:%S'))
            time.sleep(1)
            minutes = time.strftime('%M')
        print("\nBlock computer!")
        win32api.Beep(2000, 2000)
        windll.user32.BlockInput(True)   # block mouse&keyboard
        time.sleep(900)
        windll.user32.BlockInput(False)  # unblock mouse&keyboard
        print("\nUnBlock computer!")
        win32api.Beep(1000, 2000)
        
if __name__ == '__main__':
    timer()